Rate of Reaction and Collision Theory (VCE SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the rate of reaction?
What is the rate of reaction?
Change in conc. per unit time
What is the standard unit for measuring reaction rate?
What is the standard unit for measuring reaction rate?
mol L⁻¹ s⁻¹
On a volume-time graph, what does a steeper gradient indicate?
On a volume-time graph, what does a steeper gradient indicate?
Faster reaction rate
How many requirements must be met for a reaction to occur according to collision theory?
How many requirements must be met for a reaction to occur according to collision theory?
Three
What is activation energy ()?
What is activation energy ()?
Min. energy for collision to cause reaction
In an exothermic reaction energy profile, where are the products positioned?
In an exothermic reaction energy profile, where are the products positioned?
Lower energy than reactants
How does a lower activation energy affect reaction rate?
How does a lower activation energy affect reaction rate?
Increases reaction rate
Within what time must airbag deployment occur to protect passengers?
Within what time must airbag deployment occur to protect passengers?
30 milliseconds
What occurs at the transition state?
What occurs at the transition state?
Bond-breaking and bond-forming occur
Why is nitroglycerin extremely unstable?
Why is nitroglycerin extremely unstable?
Very low activation energy